| bashful(still, hushed, soundless) |
| buttoned up(expression, adjective, close, quiet, restrained) |
| checked(still, faint, unclear, hushed, soundless) |
| clammed up(expression, adjective, close, quiet, restrained) |
| close(still, hushed, soundless) |
| closed up(expression, adjective, close, quiet, restrained) |
| closemouthed(still, hushed, soundless) |
| curbed(still, faint, unclear, hushed, soundless) |
| dumb(still, hushed, soundless) |
| dummied up(expression, adjective, close, quiet, restrained) |
| faint(still, unclear, hushed, soundless) |
| hush(adjective, close, quiet, restrained, still) |
| hushed(adjective, close, quiet, restrained, still) |
| iced(adjective, close, quiet, restrained, still) |
| inarticulate(still, faint, unclear, hushed, soundless) |
| incoherent(still, faint, unclear, hushed, soundless) |
| inconversable(adjective, close, quiet, restrained, still) |
| indistinct(still, faint, unclear, hushed, soundless) |
| inhibited(still, faint, unclear, hushed, soundless) |
| laconic(still, faint, unclear, hushed, soundless) |